Question

Which type of microscopy is useful for viewing colorless specimens? A. Transmission electron microscopy B. Light microscopy C. Phase contrast microscopy

Answer 1

Process of elimination works well for this sort of multiple choice problem. Do any options strike you as being particularly likely or unlikely?

Answer 2

i know phase contrast microscopy is one i should elimminate

Answer 3

Phase contrast actually enhances differences in the way light refracts through a sample, even if the sample looks transparent and homogenous under ordinary light. http://en.wikipedia.org/wiki/Phase_Contrast_Microscopy .

Answer 4

The point of that sort of is that phase contrast microscopy shows differences which are real but not apparent under ordinary lighting. Which is what the question asks you for.